Mossoró weather in August

In August, Mossoró sees average daytime highs of 34°C and overnight lows near 22°C, with 3 mm of rain across 0.5 wet days and about 11.8 hours of daylight. It is the 5th-warmest and 10th-wettest month of the year here.

Day-to-day highs hold fairly steady near 34°C through the month. The sky is clear or mostly clear about 51% of the time in August, and the air most often feels humid.

Daylight stretches from about 11 h 48 min at the start of August to 11 h 54 min by month's end. Set against the rest of the year, August is Mossoró's 3rd-clearest and 4th-windiest month. For the whole year in context, see Mossoró's year-round climate.

Daytime high
34°
5th warmest
Overnight low
22°
2nd coldest
Rainfall
3 mm
0.5 wet days
Daylight
11 h 48 min
5:39 AM – 5:28 PM
Cloud cover
40%
3rd clearest
Wind
17 km/h
4th windiest
Solar energy
5.85 kWh/m²
Travel score
3.7
out of 10

Mossoró is human settlement in Brazil.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 34°C through the month.

A typical August day in Mossoró reaches about 34°C in the afternoon and slips back to 22°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 32°C and 36°C. Set against its neighbours, August runs about 1°C warmer than July and about 1°C cooler than September.

20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13422
23422
33422
43422
53422
63422
73422
83422
93422
103422
113422
123422
133422
143422
153422
163422
173422
183422
193422
203422
213422
223422
233422
243422
253422
263423
273523
283523
293523
303523
313523

How August really feels in Mossoró

Once humidity and wind are folded in, August averages 31 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
31
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in August is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Mossoró weather by month

How August compares with the rest of the year at a glance. August is the 5th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan34° / 24°681212.33.0
Feb33° / 24°8313.312.23.1
Mar32° / 24°12718.3123.1
Apr32° / 24°11716.811.93.3
May33° / 24°56911.83.8
Jun32° / 23°295.911.74.2
Jul33° / 22°18311.74.2
Aug34° / 22°30.511.83.7
Sep35° / 23°10.2123.3
Oct35° / 23°20.212.13.1
Nov35° / 24°30.512.23.2
Dec35° / 24°164.212.33.2

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 51% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 24% of August, with mostly cloudy or overcast conditions the remaining 25%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17030
27030
37129
47228
57327
67426
77426
87525
97525
107426
117426
127525
137426
147426
157426
167327
177327
187327
197327
207426
217525
227525
237624
247723
257921
268020
278119
288218
298317
308317
318416

Chance of precipitation in August

Any precipitation

Mossoró gets around 3 mm of rain over 0.5 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 2% and peaks near 4% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
14
23
33
43
52
62
72
82
92
102
111
121
131
141
151
161
171
181
191
202
212
222
232
242
252
262
272
281
291
301
311

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

Most of August feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, August lands in the humid band about 59% of days. Sticky, muggy-or-worse air turns up on roughly 37% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1451432
2452422
3453412
4454402
5455392
6555382
7556372
8556372
9557362
10558352
11558352
12559342
13560341
14560341
15462331
16462331
17462331
18462331
19461341
20461341
21461341
22361351
23361351
24361351
25361351
26361351
27361351
28361351
29361351
30361351
31360361

Wind in August

Winds average 17 km/h in August.

Across August, daily wind ranges from about 17 km/h on the calmest days to 18 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
117light breeze
217light breeze
317light breeze
417light breeze
517light breeze
617light breeze
717light breeze
817light breeze
917light breeze
1017light breeze
1117light breeze
1217light breeze
1317light breeze
1417light breeze
1517light breeze
1617light breeze
1717light breeze
1817light breeze
1917light breeze
2018light breeze
2118light breeze
2218light breeze
2318light breeze
2418light breeze
2518light breeze
2618light breeze
2718light breeze
2818light breeze
2918light breeze
3018light breeze
3118light breeze

Sunrise & sunset in August

DaylightNight

Daylight runs from about 11 h 48 min at the start of August to 11 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over August. Sunrise moves from 5:42 AM to 5:33 AM, and sunset from 5:29 PM to 5:26 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.85:425:29
211.85:425:29
311.85:425:29
411.85:425:29
511.85:425:29
611.85:415:29
711.85:415:29
811.85:415:29
911.85:415:29
1011.85:405:29
1111.85:405:29
1211.85:405:29
1311.85:405:29
1411.85:395:28
1511.85:395:28
1611.85:395:28
1711.85:385:28
1811.85:385:28
1911.85:385:28
2011.85:375:28
2111.95:375:28
2211.95:365:28
2311.95:365:28
2411.95:365:27
2511.95:355:27
2611.95:355:27
2711.95:345:27
2811.95:345:27
2911.95:335:27
3011.95:335:26
3111.95:335:26

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.85 kWh/m².

For context, solar energy here swings from a low near 4.79 kWh/m² to a high of 6.83 kWh/m² in October across the year — August's 5.85 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.4Bright
25.5Bright
35.5Bright
45.5Bright
55.6Bright
65.6Bright
75.6Bright
85.7Bright
95.7Bright
105.7Bright
115.7Bright
125.8Bright
135.8Bright
145.8Bright
155.8Bright
165.8Bright
175.8Bright
185.8Bright
195.9Bright
205.9Bright
215.9Bright
226.0Bright
236.0Bright
246.0Intense
256.0Intense
266.1Intense
276.1Intense
286.1Intense
296.2Intense
306.2Intense
316.2Intense
Planning a trip in August

Hazard calendar for Mossoró

In seasonPeak

None of Mossoró's seasonal hazards are active in August. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Mossoró's rainy season runs January–April, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is August a good time to visit Mossoró?

Our two travel scores rate August for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

3.7
Sightseeing
4th-best month of the year
7.4
Beach & pool
1st-best month of the year

August is a weaker month for outdoor sightseeing in Mossoró. The water and warmth also suit a beach or pool day.

What to pack for Mossoró in August

From August's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In August, Mossoró sees daytime highs around 34°C and nights near 22°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

Sea temperature near Mossoró in August

The nearest coast averages about 26°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 42 km away) is warmest in April at about 29°C and coldest in August near 26°C.

The water stays above 20°C all year — warm enough for a swim any month.

24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan28Tropical
Feb29Tropical
Mar29Tropical
Apr29Tropical
May29Tropical
Jun28Warm
Jul27Warm
Aug26Warm
Sep27Warm
Oct27Warm
Nov28Warm
Dec28Tropical

UV index in Mossoró in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Mossoró peaks around March 15 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 13 at about 10 (very high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeMar 15UV 15Jul 13UV 10
UV index (midday)Level
Jan13Extreme
Feb14Extreme
Mar15Extreme
Apr14Extreme
May11Extreme
Jun10Very high
Jul10Very high
Aug10Extreme
Sep12Extreme
Oct12Extreme
Nov12Extreme
Dec11Extreme
Location & terrain

Where is Mossoró?

Mossoró sits at 5.2°S, 37.3°W, 24 m above sea level, in Brazil. The nearest listed city is Baraúna, 32 km away.

Topography around Mossoró

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Mossoró.

Within 3 km, the terrain around Mossoró has only modest variations in elevation — a maximum elevation change of 44 m around an average of 17 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 140 m; within 80 km, significant variations in elevation — a maximum elevation change of 432 m.

The land around Mossoró is covered by artificial surfaces (60%) and grassland (24%) within 3 km, shrubs (57%) and grassland (26%) within 16 km, and shrubs (50%), grassland (21%) and water (20%) within 80 km.

3 km
44 m
16 km
140 m
80 km
432 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
August weather nearby: Baraúna 32 km · Areia Branca 34 km · Icapuí 53 km · Jaguaruana 62 km · Açu 65 km · Caraúbas 71 km · Quixeré 72 km · Apodi 73 km

Brazil travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / N
127 / 220 V · 60 Hz
Prices
≈ 46% of US
price level, 2025
GDP per capita
$10,713
2025
Happiness
6.6 / 10
World Happiness, 2025
Safe drinking water
89%
of population, 2024
Homicide rate
19.3
per 100k, 2023
Road deaths
16
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 482
Religion
Roman Catholic 57%Evangelical 27%none 9%other 4%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Mossoró (-5.1875°, -37.3442°, elevation 24 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).